<template>
	<view v-if="goods_info.goods_name">
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" circular="true">
			<swiper-item class="swiper-item" v-for="(item,index) in goods_info.pics" :key="index">
				<image :src="item.pics_big" @click="preview(index)"></image>
			</swiper-item>
		</swiper>

		<view class="goods_info">
			<view class="price">￥{{goods_info.goods_price}}</view>

			<view class="goods_body">
				<view class="goods_title">{{goods_info.goods_name}}</view>
				<view class="favi">
					<uni-icons type="star" size="26" color="#808080"></uni-icons>
					<text>收藏</text>
				</view>
			</view>

			<view class="freight">运费：免运费</view>
		</view>

		<rich-text :nodes="goods_info.goods_introduce" class="goods_introduce"></rich-text>

		<uni-goods-nav :fill="true" :options="options" :button-group="buttonGroup" @click="onClick"
			@buttonClick="onButtonClick" />
	</view>
</template>

<script>
	import {
		mapState,
		mapMutations,
		mapGetters
	} from 'vuex'

	export default {
		data() {
			return {
				goods_info: {},
				options: [{
					icon: 'shop',
					text: '店铺'
				}, {
					icon: 'cart',
					text: '购物车',
					info: 0
				}],
				buttonGroup: [{
						text: '加入购物车',
						backgroundColor: '#ff0000',
						color: '#fff'
					},
					{
						text: '立即购买',
						backgroundColor: '#ffa200',
						color: '#fff'
					}
				]
			};
		},
		computed: {
			...mapState('moduleCart', []),
			...mapGetters('moduleCart', ['total'])
		},
		watch: {
			total: {
				handler(newValue) {
					const findResult = this.options.find(item => item.text === '购物车')

					findResult.info = newValue
				},
				immediate: true
			}
		},
		onLoad(options) {
			const goods_id = options.goods_id
			this.getGoodsDetail(goods_id)
		},
		methods: {
			...mapMutations('moduleCart', ['addtoCart']),
			async getGoodsDetail(goods_id) {
				const {
					data: res
				} = await uni.$http.get('/api/public/v1/goods/detail', {
					goods_id
				})
				if (res.meta.status !== 200) return uni.$showmsg()

				res.message.goods_introduce = res.message.goods_introduce.replace(/<img /g,
					'<img style="display:block;"')
				this.goods_info = res.message
			},
			preview(index) {
				uni.previewImage({
					current: index,
					urls: this.goods_info.pics.map(i => i.pics_big)
				})
			},
			onClick(e) {
				if (e.content.text === '购物车') {
					uni.switchTab({
						url: '/pages/cart/cart'
					})
				}

			},
			onButtonClick(e) {
				console.log(e)
				if (e.content.text === '加入购物车') {
					//goods_id, goods_name, goods_price, goods_count, goods_small_logo, goods_state
					const goods = {
						goods_id: this.goods_info.goods_id,
						goods_name: this.goods_info.goods_name,
						goods_price: this.goods_info.goods_price,
						goods_count: 1,
						goods_small_logo: this.goods_info.goods_small_logo,
						goods_state: true
					}

					this.addtoCart(goods)
				}
			}
		}
	}
</script>

<style lang="scss">
	swiper {
		height: 750rpx;

		.swiper-item image {
			width: 100%;
			height: 100%;
		}
	}

	.goods_info {
		padding: 20rpx;

		.price {
			color: #c00000;
			margin-bottom: 15rpx;
			font-size: 32rpx;
			// font-weight: bold;
		}

		.goods_body {
			display: flex;
			flex-direction: row;
			justify-content: space-between;

			.goods_title {
				width: 85%;
				font-size: 30rpx;
			}

			.favi {
				display: flex;
				flex-direction: column;
				margin-right: 20rpx;
				color: #808080;

				text {
					font-size: 26rpx;
				}
			}
		}

		.freight {
			font-size: 24rpx;
			color: #808080;
			margin: 10rpx 0;
		}
	}

	.uni-goods-nav {
		position: fixed;
		bottom: 0;
		width: 100%;
	}
</style>
